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Submission #276903

# Submission time Handle Problem Language Result Execution time Memory
276903 2020-08-20T18:30:15 Z theStaticMind Cubeword (CEOI19_cubeword) C++14
100 / 100
 307 ms 16632 KB 
#include<bits/stdc++.h>
#define pb push_back
#define ii pair<int,int>
#define all(x) (x).begin(),(x).end()
#define sz(x) ((int)(x).size())
#define INF 100000000000000000
#define modulo 1000000007
#define mod 998244353
//#define int long long int
using namespace std;

const int k = 62;

int dp[k][k][k];
int cnt[k][k];

map<char, int> ptr;

int comb[2][2][2] = {{{24, 12}, {12, 4}}, {{12, 6}, {4, 1}}};

void clear(){
	for(int a = 0; a < k; a++){
		for(int b = 0; b < k; b++){
			for(int c = 0; c < k; c++){
				dp[a][b][c] = 0;
			}
		}
	}
}
 
int solve(vector<vector<int>>& cnt){

	clear();

	for(int a = 0; a < k; a++){
		for(int b = 0; b < k; b++){
			for(int f = a; f < k; f++){
				for(int d = f; d < k; d++){
					dp[a][f][d] = (1ll * dp[a][f][d] + 1ll * cnt[b][a] * cnt[b][f] * cnt[b][d]) % mod;
				}
			}
		}
	} 

	int64_t ret = 0;
	for(int a = 0; a < k; a++){
		for(int f = a; f < k; f++){
			for(int g = f; g < k; g++){
				for(int d = g; d < k; d++){
					ret += 1ll * dp[a][f][d] * dp[f][g][d] % mod * dp[a][f][g] % mod * dp[a][g][d] % mod * comb[a==f][f==g][g==d];
					ret %= mod;
				}
			}
		}
	}
	


	return ret;
}

int32_t main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);

	int n;
	int64_t ans = 0;
	cin >> n;

	unordered_set<string> S[11];
	vector<string> arr;

	for(int i = 0; i < n; i++){
		string s;
		cin >> s;
		S[sz(s)].insert(s);
		reverse(all(s));
		S[sz(s)].insert(s);
	}

	for(char i = 'a'; i <= 'z'; i++) ptr[i] = 0;
	for(char i = 'A'; i <= 'Z'; i++) ptr[i] = 0;
	for(char i = '0'; i <= '9'; i++) ptr[i] = 0;

	int ind = 0;
	for(auto& p : ptr){
		p.second = ind++;
	}

	for(int i = 3; i <= 10; i++){ 
		if(S[i].empty()) continue;
		vector<vector<int> > cnt(k, vector<int>(k, 0));
		for(auto p : S[i]){
			cnt[ptr[p[0]]][ptr[p[i - 1]]]++;
		}

		ans += solve(cnt);
	}

	cout << ans % mod;
}

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 267 ms 16040 KB Output is correct
2 Correct 259 ms 16168 KB Output is correct
3 Correct 275 ms 16084 KB Output is correct
4 Correct 261 ms 16040 KB Output is correct
5 Correct 283 ms 16040 KB Output is correct
6 Correct 267 ms 16008 KB Output is correct
7 Correct 289 ms 16088 KB Output is correct
8 Correct 294 ms 16100 KB Output is correct
9 Correct 267 ms 16040 KB Output is correct
10 Correct 276 ms 16040 KB Output is correct
11 Correct 275 ms 16044 KB Output is correct
12 Correct 253 ms 16164 KB Output is correct
13 Correct 257 ms 16168 KB Output is correct
14 Correct 267 ms 16040 KB Output is correct
15 Correct 289 ms 16040 KB Output is correct
16 Correct 267 ms 16128 KB Output is correct
17 Correct 299 ms 16216 KB Output is correct
18 Correct 276 ms 16040 KB Output is correct
19 Correct 277 ms 16040 KB Output is correct
20 Correct 284 ms 16168 KB Output is correct
21 Correct 297 ms 16168 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 267 ms 16040 KB Output is correct
2 Correct 259 ms 16168 KB Output is correct
3 Correct 275 ms 16084 KB Output is correct
4 Correct 261 ms 16040 KB Output is correct
5 Correct 283 ms 16040 KB Output is correct
6 Correct 267 ms 16008 KB Output is correct
7 Correct 289 ms 16088 KB Output is correct
8 Correct 294 ms 16100 KB Output is correct
9 Correct 267 ms 16040 KB Output is correct
10 Correct 276 ms 16040 KB Output is correct
11 Correct 275 ms 16044 KB Output is correct
12 Correct 253 ms 16164 KB Output is correct
13 Correct 257 ms 16168 KB Output is correct
14 Correct 267 ms 16040 KB Output is correct
15 Correct 289 ms 16040 KB Output is correct
16 Correct 267 ms 16128 KB Output is correct
17 Correct 299 ms 16216 KB Output is correct
18 Correct 276 ms 16040 KB Output is correct
19 Correct 277 ms 16040 KB Output is correct
20 Correct 284 ms 16168 KB Output is correct
21 Correct 297 ms 16168 KB Output is correct
22 Correct 253 ms 15984 KB Output is correct
23 Correct 277 ms 16084 KB Output is correct
24 Correct 243 ms 15992 KB Output is correct
25 Correct 287 ms 15968 KB Output is correct
26 Correct 242 ms 15992 KB Output is correct
27 Correct 247 ms 15996 KB Output is correct
28 Correct 244 ms 16120 KB Output is correct
29 Correct 238 ms 15992 KB Output is correct
30 Correct 248 ms 16120 KB Output is correct
31 Correct 248 ms 16120 KB Output is correct
32 Correct 247 ms 15864 KB Output is correct
33 Correct 252 ms 16052 KB Output is correct
34 Correct 248 ms 15992 KB Output is correct
35 Correct 241 ms 15992 KB Output is correct
36 Correct 241 ms 15996 KB Output is correct
37 Correct 235 ms 15992 KB Output is correct
38 Correct 249 ms 16152 KB Output is correct
39 Correct 238 ms 16120 KB Output is correct
40 Correct 269 ms 16020 KB Output is correct
41 Correct 268 ms 15992 KB Output is correct
42 Correct 257 ms 15992 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 267 ms 16040 KB Output is correct
2 Correct 259 ms 16168 KB Output is correct
3 Correct 275 ms 16084 KB Output is correct
4 Correct 261 ms 16040 KB Output is correct
5 Correct 283 ms 16040 KB Output is correct
6 Correct 267 ms 16008 KB Output is correct
7 Correct 289 ms 16088 KB Output is correct
8 Correct 294 ms 16100 KB Output is correct
9 Correct 267 ms 16040 KB Output is correct
10 Correct 276 ms 16040 KB Output is correct
11 Correct 275 ms 16044 KB Output is correct
12 Correct 253 ms 16164 KB Output is correct
13 Correct 257 ms 16168 KB Output is correct
14 Correct 267 ms 16040 KB Output is correct
15 Correct 289 ms 16040 KB Output is correct
16 Correct 267 ms 16128 KB Output is correct
17 Correct 299 ms 16216 KB Output is correct
18 Correct 276 ms 16040 KB Output is correct
19 Correct 277 ms 16040 KB Output is correct
20 Correct 284 ms 16168 KB Output is correct
21 Correct 297 ms 16168 KB Output is correct
22 Correct 253 ms 15984 KB Output is correct
23 Correct 277 ms 16084 KB Output is correct
24 Correct 243 ms 15992 KB Output is correct
25 Correct 287 ms 15968 KB Output is correct
26 Correct 242 ms 15992 KB Output is correct
27 Correct 247 ms 15996 KB Output is correct
28 Correct 244 ms 16120 KB Output is correct
29 Correct 238 ms 15992 KB Output is correct
30 Correct 248 ms 16120 KB Output is correct
31 Correct 248 ms 16120 KB Output is correct
32 Correct 247 ms 15864 KB Output is correct
33 Correct 252 ms 16052 KB Output is correct
34 Correct 248 ms 15992 KB Output is correct
35 Correct 241 ms 15992 KB Output is correct
36 Correct 241 ms 15996 KB Output is correct
37 Correct 235 ms 15992 KB Output is correct
38 Correct 249 ms 16152 KB Output is correct
39 Correct 238 ms 16120 KB Output is correct
40 Correct 269 ms 16020 KB Output is correct
41 Correct 268 ms 15992 KB Output is correct
42 Correct 257 ms 15992 KB Output is correct
43 Correct 280 ms 16376 KB Output is correct
44 Correct 273 ms 16376 KB Output is correct
45 Correct 292 ms 16324 KB Output is correct
46 Correct 304 ms 16248 KB Output is correct
47 Correct 257 ms 16248 KB Output is correct
48 Correct 255 ms 16248 KB Output is correct
49 Correct 261 ms 16248 KB Output is correct
50 Correct 259 ms 16248 KB Output is correct
51 Correct 267 ms 16248 KB Output is correct
52 Correct 274 ms 16376 KB Output is correct
53 Correct 307 ms 16376 KB Output is correct
54 Correct 300 ms 16236 KB Output is correct
55 Correct 268 ms 16248 KB Output is correct
56 Correct 273 ms 16248 KB Output is correct
57 Correct 265 ms 16252 KB Output is correct
58 Correct 264 ms 16248 KB Output is correct
59 Correct 278 ms 16376 KB Output is correct
60 Correct 258 ms 16248 KB Output is correct
61 Correct 271 ms 16288 KB Output is correct
62 Correct 268 ms 16248 KB Output is correct
63 Correct 270 ms 16248 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 267 ms 16040 KB Output is correct
2 Correct 259 ms 16168 KB Output is correct
3 Correct 275 ms 16084 KB Output is correct
4 Correct 261 ms 16040 KB Output is correct
5 Correct 283 ms 16040 KB Output is correct
6 Correct 267 ms 16008 KB Output is correct
7 Correct 289 ms 16088 KB Output is correct
8 Correct 294 ms 16100 KB Output is correct
9 Correct 267 ms 16040 KB Output is correct
10 Correct 276 ms 16040 KB Output is correct
11 Correct 275 ms 16044 KB Output is correct
12 Correct 253 ms 16164 KB Output is correct
13 Correct 257 ms 16168 KB Output is correct
14 Correct 267 ms 16040 KB Output is correct
15 Correct 289 ms 16040 KB Output is correct
16 Correct 267 ms 16128 KB Output is correct
17 Correct 299 ms 16216 KB Output is correct
18 Correct 276 ms 16040 KB Output is correct
19 Correct 277 ms 16040 KB Output is correct
20 Correct 284 ms 16168 KB Output is correct
21 Correct 297 ms 16168 KB Output is correct
22 Correct 253 ms 15984 KB Output is correct
23 Correct 277 ms 16084 KB Output is correct
24 Correct 243 ms 15992 KB Output is correct
25 Correct 287 ms 15968 KB Output is correct
26 Correct 242 ms 15992 KB Output is correct
27 Correct 247 ms 15996 KB Output is correct
28 Correct 244 ms 16120 KB Output is correct
29 Correct 238 ms 15992 KB Output is correct
30 Correct 248 ms 16120 KB Output is correct
31 Correct 248 ms 16120 KB Output is correct
32 Correct 247 ms 15864 KB Output is correct
33 Correct 252 ms 16052 KB Output is correct
34 Correct 248 ms 15992 KB Output is correct
35 Correct 241 ms 15992 KB Output is correct
36 Correct 241 ms 15996 KB Output is correct
37 Correct 235 ms 15992 KB Output is correct
38 Correct 249 ms 16152 KB Output is correct
39 Correct 238 ms 16120 KB Output is correct
40 Correct 269 ms 16020 KB Output is correct
41 Correct 268 ms 15992 KB Output is correct
42 Correct 257 ms 15992 KB Output is correct
43 Correct 280 ms 16376 KB Output is correct
44 Correct 273 ms 16376 KB Output is correct
45 Correct 292 ms 16324 KB Output is correct
46 Correct 304 ms 16248 KB Output is correct
47 Correct 257 ms 16248 KB Output is correct
48 Correct 255 ms 16248 KB Output is correct
49 Correct 261 ms 16248 KB Output is correct
50 Correct 259 ms 16248 KB Output is correct
51 Correct 267 ms 16248 KB Output is correct
52 Correct 274 ms 16376 KB Output is correct
53 Correct 307 ms 16376 KB Output is correct
54 Correct 300 ms 16236 KB Output is correct
55 Correct 268 ms 16248 KB Output is correct
56 Correct 273 ms 16248 KB Output is correct
57 Correct 265 ms 16252 KB Output is correct
58 Correct 264 ms 16248 KB Output is correct
59 Correct 278 ms 16376 KB Output is correct
60 Correct 258 ms 16248 KB Output is correct
61 Correct 271 ms 16288 KB Output is correct
62 Correct 268 ms 16248 KB Output is correct
63 Correct 270 ms 16248 KB Output is correct
64 Correct 287 ms 16504 KB Output is correct
65 Correct 280 ms 16632 KB Output is correct
66 Correct 278 ms 16632 KB Output is correct
67 Correct 294 ms 16504 KB Output is correct
68 Correct 267 ms 16504 KB Output is correct
69 Correct 266 ms 16504 KB Output is correct
70 Correct 279 ms 16632 KB Output is correct
71 Correct 254 ms 16504 KB Output is correct
72 Correct 288 ms 16512 KB Output is correct
73 Correct 259 ms 16632 KB Output is correct
74 Correct 252 ms 16504 KB Output is correct
75 Correct 258 ms 16376 KB Output is correct
76 Correct 253 ms 16504 KB Output is correct
77 Correct 288 ms 16444 KB Output is correct
78 Correct 288 ms 16536 KB Output is correct
79 Correct 268 ms 16548 KB Output is correct
80 Correct 293 ms 16600 KB Output is correct
81 Correct 248 ms 16504 KB Output is correct
82 Correct 261 ms 16504 KB Output is correct
83 Correct 255 ms 16504 KB Output is correct
84 Correct 247 ms 16504 KB Output is correct